$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_IP_NF_NAT_PPTP, $(P_V4)ip_nat_pptp))
$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_PPTP, $(P_XT)nf_conntrack_pptp))
$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_PPTP, $(P_V4)nf_nat_pptp))
-$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_IP_NF_RTSP, $(P_V4)ip_conntrack_rtsp))
-$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_IP_NF_NAT_RTSP, $(P_V4)ip_nat_rtsp))
-$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_RTSP, $(P_XT)nf_conntrack_rtsp))
-$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_RTSP, $(P_V4)nf_nat_rtsp))
$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_IP_NF_SIP, $(P_V4)ip_conntrack_sip))
$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_IP_NF_NAT_SIP, $(P_V4)ip_nat_sip))
$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_SIP, $(P_XT)nf_conntrack_sip))